document.write( "Question 641884: Given that the point P(2,-3) lies on the same line as -2x+ky+10=0. find k \n" ); document.write( "
Algebra.Com's Answer #403869 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! -2x+ky+10=0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-2(2)+k(-3)+10=0 ... Plug in x = 2 and y = -3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-4 - 3k + 10 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-3k + 6 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-3k = -6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "k = -6/(-3)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "k = 2 \n" ); document.write( " |